Front Mission: Gun Hazard vs Heavy Unit: Mega Drive Special
Side-by-side comparison of features, pricing, ratings, and alternatives.


Front Mission: Gun Hazard is a side-scrolling action platformer set in the acclaimed Front Mission science fiction universe. Players pilot customizable mechs known as Wanzers through intense military missions, upgrading weaponry and equipment to overcome increasingly difficult obstacles and enemy forces. Developed by Omiya Soft and Solid and published by Square, the game blends mech combat mechanics with traditional platforming action. Released in 1996 for the Super Famicom, it offers a distinct narrative-driven campaign focusing on political intrigue and mech warfare without multiplayer elements.
Heavy Unit: Mega Drive Special is a 1990 Japan‑only Mega Drive shoot‑'em‑up developed by Kaneko and published by Toho. Players pilot the Heavy Unit, a transforming ship that can switch between a fast fighter and a mecha, battling waves of alien attackers threatening the artificial planet Le Tau. The game features rapid‑fire shooting, unlimited bombs that must be collected as power‑ups, and a unique T‑powerup that lets the ship transform while retaining its homing bomb capability, offering deep tactical options for classic arcade action.
- Engaging mech customization options
- Smooth side-scrolling action gameplay
- Rich science fiction storyline
- Memorable boss encounters
- Unique ship‑transformation mechanic
- Unlimited bombs add strategic depth
- Authentic arcade feel on console
- Rich variety of power‑ups
- Limited to single-player mode
- Graphics and audio are dated by modern standards
- Originally released only in Japanese
- Japan‑only release limits accessibility
- No modern save or checkpoint system
- Limited to single‑player
More alternatives & similar tools
Alternatives to Front Mission: Gun Hazard
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Transforming ship shooter that battles alien hordes on the Mega Drive
Alternatives to Heavy Unit: Mega Drive Special
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Pilot powerful Wanzer mechs in this classic side-scrolling action shooter.
The Verdict
AI-generated from listing dataBoth are retro single-player shooters, but Front Mission: Gun Hazard offers deeper mech customization and story, while Heavy Unit focuses on arcade-style ship transformation and unlimited bombs.
Key differences
- •Front Mission features customizable Wanzer mechs and a narrative; Heavy Unit offers a transformable ship with unlimited bombs.
- •Heavy Unit is a faithful Mega Drive port of a 1988 arcade game; Front Mission is a 1996 side‑scroll platformer.
- •Heavy Unit has no modern save or checkpoint system, whereas Front Mission’s structure isn’t specified but implies stage progression.
- •Front Mission was released only in Japanese but on Square/Square Enix platforms; Heavy Unit is also Japan‑only on the Mega Drive.
Pricing & value
Both are paid one‑time purchases; no price details provided to differentiate value.
Gameplay & fun factor
A offers mech customization and story; B offers ship transformation and unlimited bombs—different strengths, no clear superiority.
Platform availability
Both are limited to legacy consoles (unspecified for A, Mega Drive for B) and Japan‑only releases.
Multiplayer / co‑op
Both support only single‑player mode.
Content & replayability
Front Mission includes mech upgrades, a rich sci‑fi storyline, and boss encounters; Heavy Unit relies mainly on power‑ups.
Difficulty & accessibility
Heavy Unit lacks save/checkpoint features and is described as classic high difficulty; Front Mission’s difficulty isn’t specified.
Graphics & performance
Both are noted as dated by modern standards; no comparative performance data.
Choose Front Mission: Gun Hazard if…
Players who want mech customization, story depth, and richer single‑player content.
Choose Heavy Unit: Mega Drive Special if…
Players who crave an authentic arcade shooter with ship transformation and unlimited bombs.
Common questions
Is either game available in languages other than Japanese?
Both releases are Japan‑only; no other language support is specified.
Can I save progress in either title?
Heavy Unit has no modern save or checkpoint system; Front Mission’s save method isn’t detailed.
Do either of these games support multiplayer?
No; both are single‑player only.


